Reolink D340B battery doorbell features a 4MP high-resolution camera and a wide 150x150x180-degree field of view for an expansive view. With smart people, vehicle and package detection, you can always stay informed of what's happening around your home. Connect with visitors instantly with the two-way audio function, while the connected gong ensures that you receive notifications anywhere in your home, so you never miss an important message. The included 64GB micro SD card provides ample local storage, so you can safely store and view footage when needed.

• 2K/4MP (2048x2048) resolution, with a unique 1:1 aspect ratio and a viewing width of 150x150x180 degrees, you have an excellent view of your front door from head to toe
• 5/2.4 GHz Dual-Band WiFi connection.
• Visitor notification. Receive an immediate push notification when a visitor rings the bell. You can see the visitor without opening the door
• Smart detection and real-time alerts. When detecting people, vehicles or packages, you will receive an immediate notification.
• HDR technology. This technology dynamically adjusts exposure to improve image quality. You are assured of clear and detailed images, even in difficult lighting conditions
• Two-way audio. Talk and listen to visitors. Use pre-recorded quick replies for added convenience
• Multiple Chime Options. Whether you choose a Reolink Chime, a traditional mechanical bell, Google Assistant or the Reolink Hub, you are sure to find a doorbell that complements your home
• Power can be supplied via the rechargeable battery or via the existing fixed wiring
• IP65 certified, weatherproof design
• Reliable local storage, at no extra cost
• Free Reolink App or Client
• Smart Home compatible

Specifications:

• Model: Reolink D340B
• Video & Audio
  • Sensor: 1/3.11" CMOS Sensor
  • Resolution: 2048x2048 (4 Megapixels) @15 frames/sec
  • Lens: f=1.2mm; F=1.8, fixed
  • Viewing angle: Horizontal: 150°, Vertical: 150° Diagonal: 180°
  • Audio: Two-way audio, noise reduction, echo cancellation
  • Video compression: H.264/H.265
• Current
  • Battery: 7000mAh rechargeable battery (life varies with settings, usage and temperature)
  • Wired: 8-24V AC, 24V DC
• Interface
  • Power port: USB-C port
  • SD card slot: Supports max 256GB micro SD card
  • Reset, On/Off button: Yes
  • Audio in/out: Built-in microphones (2) and speaker
• WiFi
  • Wireless standard: IEEE 802.11 a/b/g/n
  • Frequency: 2.4GHz/5GHz
  • Wireless security: WPA/WPA2
• Software
  • Network protocol: SSL, TCP/IP, UDP, UPNP, STMP, NTP, P2P
  • OS support: PC: Windows, Mac OS; Smart Phone: iOS, Android
• Other features
  • Smart Alarm: Motion/person/vehicle/package detection, visitor notification
  • Smarthome compatibility: Google Assistant, Alexa
  • Recording mode: Motion activated recording
  • Cloud storage: Supports Reolink Cloud
  • Rich notifications: Yes (Reolink Cloud subscription required)
  • Quick response/answers: Yes
• Working environment
  • Operating temperature: -10° ~ 55° C
  • Operating humidity: 10%~90%
  • Weatherproof: IP65 certified
• Mechanical
  • Size: 160 x 48 x 29.5 mm
  • Weight: 231gr